header {
    display: flex;
    width: 600px;
    margin: 0 auto;
    position: relative;
    border-bottom: solid;
}

.header-title {
    line-height: 50px;
}

.header-logo img {
    width: 50px;
    height: 50px;
}

.header-people {
    position: absolute;
    right: 1em;
    line-height: 50px;
}
